CN2739718Y

CN2739718Y - Intelligent wirelsss traffic policeman on-duty device

Info

Publication number: CN2739718Y
Application number: CN 200420049741
Authority: CN
Inventors: 戚立峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-04-29
Filing date: 2004-04-29
Publication date: 2005-11-09
Anticipated expiration: 2014-04-29

Abstract

The utility model relates to an intelligent wireless traffic policeman on-duty device with read-write function, comprising a microcontroller 1, a non-contact radio frequency module 2, an antenna coil 3, a mobile communication module 4, a magnetic stripe reading module 5, an LCD output module 6, a keyboard entry module 8, a power module 9, a data store module 10, a wireless intercommunication module 11 and a printer 4 which provides with the connection of the micro-processing module. The intercommunication communication between intra-area on-duty traffic police is implemented via the wireless intercommunication module; the information in the card is read via the radio frequency module or the magnetic stripe reading module, the mobile communication module is then used to send to the data centre to conduct service treatment; after the treatment result is returned, the wireless intercommunication device can display and print. The intelligent wireless traffic policeman on-duty device can be used with the traffic police system and the banking system, implementing the real-time withholding and scoring of drivers' Communication Bank cards. The utility model supports the contact or non-contact IC card and magnetic stripe card, and can communicate within the coverage area of GSM net or GPRS net.

Description

Intelligent radio traffic police on duty equipment

Technical field

The utility model relates to the wireless equipment on duty of a kind of intelligent traffic police, particularly relate to a kind of integrate the read-write of speech talkback, various card, bill printing and can with traffic control system and banking system traffic police's hand-hold wireless read-write equipment of networking in real time, be applied to Modern Traffic Control System and use.

Background technology

At present, most of banks adopt the POS machine in the consumption site more, and shortcomings such as volume is big, cost is high, place restriction are arranged in actual applications; And now in the middle of traffic police on duty equipment, traffic police's handheld terminal only has functions such as simple inquiry; The intercom that the traffic police uses only has simple communication function.

Along with motor vehicle and driver's quantity constantly increase, be badly in need of a kind of new traffic police on duty equipment, bank POS machine, traffic police's handheld terminal, traffic police's intercom three function are combined, make it to have between traffic police on duty intercommunication function, by networking with bank, can impose a fine in real time and keep the score in real time at driver's Bank of Communications card, reach the function that on traffic police on duty equipment, realizes a tractor serves several purposes.

The utility model content

The utility model provides a kind of novel intelligent radio traffic police on duty equipment, both can carry out speech talkback, various card read-writes can be provided again, also provide such as function such as showing and print, under the GSM/GPRS net covers, communicate, link to each other with traffic police system, banking system, can realize the operation of withholing in real time He keeping the score in real time of Bank of Communications's card.

The utility model module mainly comprises: microcontroller processing module, wireless talkback module, radio-frequency module, aerial coil, mobile communication module, wireless talkback module, magnetic strip reading module, data memory module, LCD MODULE, Keysheet module, power module and the printer interface that provides the microcontroller processing module to connect.Read non-contact card or magnetic stripe card internal information by radio-frequency module or magnetic strip reading module, and mail to data center by mobile communication module and carry out business processing, result is returned this hand and is held equipment and show and print;

For reaching above-mentioned purpose, the utility model adopts the very abundant single-chip microcomputer of peripheral interface, as main control unit, and connect peripheral mobile communication module, contactless IC card read/write modular circuit, wireless talkback module, magnetic strip reading module, Keysheet module, power module circuitry, LCD display circuit, memory circuit, communication interface circuit respectively by its interface.

The utlity model has following advantage:

1, wireless talkback module can realize the intercommunication communication between the traffic police in the zone.

2, radio-frequency module (comprising contact radio-frequency module, non-contact radio-frequency module), magnetic strip reading module can provide the operation to Contact Type Ic Card, non-contact IC card, magnetic stripe card.

3, read driver's transportation card internal information by radio-frequency module, magnetic strip reading module, by mobile communication module the information that reads is sent to traffic control system, banking system, realization is to violation driver's real-time fine and keep the score in real time, and the mobile communication module is based on sending in the GSM/GPRS network coverage or reception information.

4, the printer that connects by microcontroller adopts thermal printer.

Description of drawings:

Fig. 1 is the utility model structural principle block diagram;

Fig. 2 is the utility model microcontroller processing module circuit diagram;

Fig. 3 is the utility model noncontact radio frequency module circuit figure;

Fig. 4 is the utility model wireless talkback module circuit diagram;

Fig. 5 is the utility model magnetic strip reading module circuit diagram;

Fig. 6 is the utility model GPRS mobile communication, memory module, power module basic circuit diagram;

Fig. 7 is the utility model keyboard load module, demonstration output module circuit diagram;

Fig. 8 is the utility model printer interface module circuit diagram;

Embodiment:

Fig. 1 is the utility model structural principle block diagram, and its basic comprising comprises microcontroller processing module 1, noncontact radio-frequency module 2, aerial coil 3, mobile communication module 4, magnetic strip reading module 5, liquid crystal output module 6, keyboard load module 8, power module 9, data memory module 10, speech talkback module 11 and the printer 7 that is connected with microcontroller processing module 1.

Fig. 2 is the utility model microcontroller processing module circuit diagram, adopts the AT89S8252 of ATEML company, the compatible AT89C51 of this chip, and chips such as AT89C52, its structure is as shown in the figure.

Fig. 3 is the utility model noncontact radio-frequency module and antenna circuit figure, it is WM-11T2 that the utility model adopts the noncontact radio-frequency module, and this module provides the standard asynchronous serial communication interface, the output Transistor-Transistor Logic level, only need to send dependent instruction, can realize all operations card by serial communication.Pin TXD is responsible for sending with single-chip microcomputer, and pin RXD is responsible for the reception with single-chip microcomputer, and pin RX is responsible for the reception of antenna; Pin TX1, TX2 are responsible for the transmission of antenna; Pin GND is responsible for antenna ground.

Fig. 4 is the utility model wireless talkback circuit diagram, and triode V and telefault L1, capacitor C1, C2 etc. form electric capacity must not the bikini oscillatory circuit; Integrated amplifier circuit LM386 becomes low-frequency amplifier circuit with capacitor C8, C9, C10, C11 grade.Loudspeaker BL double as microphone uses.

Among Fig. 5, Q1 is the signal prime amplifier, is used to reduce noise, and Q2 is a signal amplifier, directly output signal.Circuit adopts the 12v direct current, can adjust voltage by changing the size of resistance value.

Fig. 6 is the utility model GPRS mobile communication and memory module basic circuit diagram, and this part is made up of mobile communication module 4, antenna, data memory module 10, power module 9.

The core of mobile communication module mainly is to adopt a baseband controller, comprises two chips: digital baseband chip and Analog Baseband chip.Dsp processor nuclear and Analog Baseband chip are finished all GSM base band signal process functions jointly in the digital baseband chip sheet, comprise modulation, channel coding/decoding, encrypt/decrypt, audio coding decoding, A/D, the D/A etc. of uplink and downlink signal.

Arm processor nuclear and relevant interface module are to driving and manage such as external units such as storer, SIM card, serial ports in the digital baseband chip sheet.Arm processor nuclear in the sheet has stronger processing power, can support multiple Peripheral Interface, by the corresponding driving program, can finish the driving to above-mentioned peripheral module.

Application software and the protocol stack of operation GSM on the GSM baseband processor, and provide a UART mouth and user's application system to carry out communication.

As the core of GPRS module, voice, data-signal in the main processing intelligent terminal of baseband controller, and contained all analog-and digital-functions in the cellular radio equipment.Under the prerequisite that does not need the additional hardware circuit, can support FR, HR and EFR voice channel coding.(seeing accompanying drawing 6 for details)

The chip that storer has adopted 16Mbits FLASH and 2Mbits SRAM to be packaged together, and adopted the packing forms of BGA, saved the space of PCB.FLASH is mainly used in storage running software, the systematic parameter of memory module, the data of imposing a fine and keep the score etc.; Ephemeral data when SRAM is used for storage running.

Supply module provides between the 3.3V to 4.8V one voltage, the electric current of 2A.And also can change current power consumption, to solve GPRS module and the unmatched problem of peripherals, such as antenna.

Can make supply module be in dormant state by calling the AT+CFUN order, this moment, the GPRS module reaches minimum power consumption, belonged to energy-saving mode.

Fig. 7 is the utility model keyboard load module, output module circuit diagram;

Keyboard be 18 keys by bond number, adopt capacitance key, the keyboard interface chip is KB-CORE, is the core of this subsystem, the technology that keyboard adopts the dark hook of plastics is key panel and base two parts fixedly, realize the design of no metal screwization.

Output module is the LCM12864ZK Chinese fonts lcd module, and its LCD screen is that 128*64 can show that the every row of four lines can show 8 Chinese characters.The font ROM of Chinese fonts lcd module includes the letter of 8192 Chinese fonts of 16*16 point and 128 16*8 half-breadths.The symbol font drawing area GDRAM that display frame provides a 64*256 to order that draws in addition) and include CGRAM 4 groups of softwares are provided.Programmable 16*16 dot matrix function of creating characters power operation wide ranges (2.7V to 5.5V); The power saving that low power dissipation design can satisfy product requires simultaneously, with the connection interface of micro controller such as single-chip microcomputer (three kinds of parallel 8/4 bit serial, 3 lines of patterns/2 lines) flexibly.On Chinese fonts lcd module has/down/left side/move right current display screen and order that clears screen, having cursor demonstrations/flicker control command, liquid crystal sleep-awake/close display command, reservation various control line (reset/go here and there and select/the brightness adjustment) uses for user flexibility.

Fig. 8 is the utility model printer interface module circuit diagram, adopts the thermal printing module, and

LPT pin position

7,10,6,9 connects P15-P17, the RESET pin of AT89S8252 respectively.

Claims

1, a kind of intelligent radio traffic police on duty equipment with read-write capability, the printer (7) that comprises microcontroller processing module (1), noncontact radio-frequency module (2), aerial coil (3), mobile communication module (4), magnetic strip reading module (5), liquid crystal output module (6), keyboard load module (8), power module (9), data memory module (10), wireless talkback module (11) and provide the microcontroller processing module to connect is characterized in that microcontroller processing module (1) is connected with magnetic strip reading module (5) with noncontact radio-frequency module (2).

2, intelligent radio traffic police on duty equipment according to claim 1 is characterized in that radio-frequency module (comprising contact radio-frequency module, non-contact radio-frequency module), magnetic strip reading module can provide the operation to Contact Type Ic Card, non-contact IC card, magnetic stripe card.

3, intelligent radio traffic police on duty equipment according to claim 1, it is characterized in that reading driver's transportation card internal information by radio-frequency module, magnetic strip reading module, by mobile communication module the information that reads is sent to traffic control system, banking system, realization is to violation driver's real-time fine and keep the score in real time, and the mobile communication module is based on sending in the GSM/GPRS network coverage or reception information.

4, intelligent radio talk back equipment according to claim 1 is characterized in that the control chip that described microcontroller processing module adopts is AT89S8252, can compatible 89C51, the 89C52 process chip; The module that the noncontact radio-frequency module adopts is WM 11T2; The mobile communication module is GSM/GPRS module MC35i; Input/output module is LCM12864ZK.